black

#000000

#557EB9

#557EB9

Contrast Ratio

5.07:1

Delta E

63.16

Very Different

50:50 Mix

Color Values

Format #000000 #557EB9
HEX #000000 #557EB9
RGB 0, 0, 0 85, 126, 185
HSL 0.0, 0.0%, 0.0% 215.4, 41.7%, 52.9%
HSV 0.0, 0.0%, 0.0% 215.4, 54.1%, 72.5%
CMYK 0%, 0%, 0%, 100% 54.1%, 31.9%, 0.0%, 27.5%
OKLCH 0.0 0.0 0.0 0.5889 0.102 257.5

Contrast & Accessibility

5.07:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #557EB9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #557EB9

Color Difference (Delta E)

63.16 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #557EB9);
background: linear-gradient(135deg, #000000, #557EB9);

Explore Each Color

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